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<meta charset="utf-8">
<title>CSS Masking Module Level 1: parsing mask-composite with invalid values</title>
<link rel="help" href="https://drafts.fxtf.org/css-masking-1/#the-mask-composite">
<meta name="assert" content="mask-composite supports only the grammar '<compositing-operator>#'.">
<script src="../../../resources/testharness.js"></script>
<script src="../../../resources/testharnessreport.js"></script>
<script src="../../../css/support/parsing-testcommon.js"></script>
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<script>
test_invalid_value("mask-composite", "auto");
test_invalid_value("mask-composite", "add subtract");
test_invalid_value("mask-composite", "clear");
test_invalid_value("mask-composite", "copy");
test_invalid_value("mask-composite", "source-over");
test_invalid_value("mask-composite", "source-in");
test_invalid_value("mask-composite", "source-out");
test_invalid_value("mask-composite", "source-atop");
test_invalid_value("mask-composite", "destination-over");
test_invalid_value("mask-composite", "destination-in");
test_invalid_value("mask-composite", "destination-out");
test_invalid_value("mask-composite", "destination-atop");
test_invalid_value("mask-composite", "xor");
test_invalid_value("mask-composite", "plus-lighter");
</script>
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